Home / 41,220.32-61,830.54-14,918.94

Finding the Fourth Proportional to 41,220.32, 61,830.54 and 14,918.94

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Solution

The fourth proportional to 41,220.32, 61,830.54 and 14,918.94 is: 22,378.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,220.32 : 61,830.54 = 14,918.94 : x
  2. Step 2: Convert to fraction form
    41,220.32/61,830.54 = 14,918.94/x
  3. Step 3: Cross multiply
    41,220.32x = 61,830.54 × 14,918.94
  4. Step 4: Simplify right side
    41,220.32x = 922,446,116.43
  5. Step 5: Solve for x
    x = 922,446,116.43/41,220.32
  6. Step 6: Final answer
    x = 22,378.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.